IT8423525A0 - Sistema di comunicazione vitale perfezionato. - Google Patents

Sistema di comunicazione vitale perfezionato.

Info

Publication number
IT8423525A0
IT8423525A0 IT8423525A IT2352584A IT8423525A0 IT 8423525 A0 IT8423525 A0 IT 8423525A0 IT 8423525 A IT8423525 A IT 8423525A IT 2352584 A IT2352584 A IT 2352584A IT 8423525 A0 IT8423525 A0 IT 8423525A0
Authority
IT
Italy
Prior art keywords
perfected
communication system
vital communication
vital
perfected vital
Prior art date
Application number
IT8423525A
Other languages
English (en)
Other versions
IT8423525A1 (it
IT1177154B (it
Inventor
Leslie C Stewart
John H Auer Jr
Henry C Sibley
Original Assignee
Gen Signal Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Signal Corp filed Critical Gen Signal Corp
Publication of IT8423525A0 publication Critical patent/IT8423525A0/it
Publication of IT8423525A1 publication Critical patent/IT8423525A1/it
Application granted granted Critical
Publication of IT1177154B publication Critical patent/IT1177154B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
    • B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
    • B61L7/08—Circuitry
    • B61L7/088—Common line wire control using series of coded pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Communication Control (AREA)
IT23525/84A 1983-12-12 1984-11-09 Sistema di comunicazione vitale perfezionato IT1177154B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/560,669 US4617662A (en) 1983-12-12 1983-12-12 Vital message system with unique function identification

Publications (3)

Publication Number Publication Date
IT8423525A0 true IT8423525A0 (it) 1984-11-09
IT8423525A1 IT8423525A1 (it) 1986-05-09
IT1177154B IT1177154B (it) 1987-08-26

Family

ID=24238808

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23525/84A IT1177154B (it) 1983-12-12 1984-11-09 Sistema di comunicazione vitale perfezionato

Country Status (4)

Country Link
US (1) US4617662A (it)
GB (1) GB2151438B (it)
IT (1) IT1177154B (it)
NL (1) NL191936C (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740972A (en) * 1986-03-24 1988-04-26 General Signal Corporation Vital processing system adapted for the continuous verification of vital outputs from a railway signaling and control system
US4851990A (en) * 1987-02-09 1989-07-25 Advanced Micro Devices, Inc. High performance processor interface between a single chip processor and off chip memory means having a dedicated and shared bus structure
US4868824A (en) * 1987-12-28 1989-09-19 American Telephone And Telegraph Company Measurement of missed start-up rate and missed message rate
US4903269A (en) * 1988-05-16 1990-02-20 General Electric Company Error detector for encoded digital signals
US4949273A (en) * 1988-11-04 1990-08-14 General Signal Corporation Vital processing system including a vital power controller with forgiveness feature
US5001646A (en) * 1988-12-19 1991-03-19 Mcdonnell Douglas Corporation Automated helicopter flight control system
US5050823A (en) * 1989-11-30 1991-09-24 General Signal Corporation Radio-based railway switch control system
US5142539A (en) * 1990-03-06 1992-08-25 Telefonaktiebolaget L M Ericsson Method of processing a radio signal message
US5581561A (en) * 1994-12-07 1996-12-03 Texas Instruments Incorporated Random bit diagnostic for a high resolution measurement system
US5944845A (en) * 1997-06-26 1999-08-31 Micron Technology, Inc. Circuit and method to prevent inadvertent test mode entry
US6009554A (en) * 1997-09-19 1999-12-28 General Railway Signal Corporation Systems safety vital arbiter employing numerical techniques
US5875929A (en) * 1998-01-27 1999-03-02 Nguyen; Dung T. Toothpaste dispensing apparatus
US10259993B2 (en) 2013-04-15 2019-04-16 Epygen Labs Fz Llc Stabilized acid precursor and acid-enzyme formulations for drilling mud cake removal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714094A (en) * 1952-01-18 1954-08-25 Gen Electric Co Ltd Improvements in or relating to electric pulse code modulation signalling systems
DE1946227C3 (de) * 1969-09-12 1975-05-28 Anker-Werke Ag, 4800 Bielefeld Anordnung zur Errechnung von Prüfziffern und zur Kontrolle von Zifferngruppen mit angehängter Prüfziffer auf Fehler
AT335005B (de) * 1975-01-22 1977-02-25 Leinfellner Helmut Ing Fehlererkennendes ubertragungssystem fur informationen mittels impulszugen vorgegebener lange
US4090173A (en) * 1976-12-17 1978-05-16 General Signal Corporation Vital digital communication system
US4270168A (en) * 1978-08-31 1981-05-26 United Technologies Corporation Selective disablement in fail-operational, fail-safe multi-computer control system
US4368534A (en) * 1979-01-29 1983-01-11 General Signal Corporation Keyboard controlled vital digital communication system
DE3040080C1 (de) * 1980-10-24 1987-11-12 Standard Elektrik Lorenz Ag, 7000 Stuttgart Einrichtung zur signaltechnisch sicheren Datenuebertragung zwischen einer Trasse und auf dieser gefuehrten Fahrzeugen
DE3047239C2 (de) * 1980-12-16 1982-12-30 Wandel & Goltermann Gmbh & Co, 7412 Eningen Verfahren und Schaltungsanordnung zum Messen der Güte digitaler Übertragungsstrecken und -einrichtungen
DE3117089C2 (de) * 1981-04-29 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Einrichtung in Eisenbahnanlagen zur gesicherten Fernübertragung von Binärdatenworten
US4471486A (en) * 1981-06-15 1984-09-11 General Signal Corporation Vital communication system for transmitting multiple messages
US4498174A (en) * 1982-08-25 1985-02-05 Ael Microtel Limited Parallel cyclic redundancy checking circuit
US4454600A (en) * 1982-08-25 1984-06-12 Ael Microtel Limited Parallel cyclic redundancy checking circuit
US4513419A (en) * 1982-10-25 1985-04-23 The Boeing Company Digital conversion circuit and method for testing digital information transfer systems based on serial bit communication words

Also Published As

Publication number Publication date
NL8403474A (nl) 1985-07-01
NL191936B (nl) 1996-07-01
NL191936C (nl) 1996-11-04
US4617662A (en) 1986-10-14
IT8423525A1 (it) 1986-05-09
GB2151438A (en) 1985-07-17
GB2151438B (en) 1987-11-04
IT1177154B (it) 1987-08-26
GB8431308D0 (en) 1985-01-23

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129